Final Exam Algebra 2B 2021

Which polynomial is written in standard form?

• -3x + 8x² + 9x³ - 11
• 9x³ + 8x² - 3x - 11
• 8x² + 9x³ -11 - 3x
• -11 - 3x + 8x² + 9x³

Combine Like Terms:
4y + 3x³ + 2y + 8x³ - 6y

• 11x³
• 11x³ + 12y
• 5x³
• 11x⁶

Add the following polynomials: 
(6x + 4x⁴ - 3x²) + (7x⁴ + 5x² + 8x)

• 11x⁴  + 2x² + 14x
• 16x⁴  + x² + 14x
• 11x⁴  + x² + 14x
• 11x⁴  + 2x² + 10x

Subtract the following polynomials:
(3x²-3x+2) - (x²-2x+1)

• 2x²+x+1
• 2x²-5x+3
• 2x²-x+1
• 4x²-5x+3

Find the product:
-3x²( 7x² - x + 4)

• -21x⁴ + 3x³ -12x²
• 7x² - x + 4 (-3x²)
• 21x⁴ + 3x³ + 12x²
• -12x² + 3x³ -21x⁴

Find the product:
2x( -2x - 3)

• -4x - 3
• x² - 3
• -4x² - 6x
• -4x - 6

Use the FOIL method to multiply:
(x +2)(x + 3)

• x² + 5x + 6
• x² + x + 6
• x² + 5x + 5
• x² + 6x + 6

Use the FOIL method to multiply:
(4x+1)(5x−2)

• 20x² + 3x − 2
• 20x² − 11x + 5
• 20x² − 18x + 2
• 20x² − 3x − 2

Use the FOIL method to multiply:
(x-7)²

• x²-49
• x²+49
• x²-14x+49
• x²-14x-49

Is 5ab² a monomial?

• Yes
• No